Combined use of low-intensity pulsed ultrasound and rhBMP-2 to enhance bone formation in a rat model of critical size defect.
                             
                            
                            
                                
                                    
                                            
    Combined use of low-intensity pulsed ultrasound and rhBMP-2 to enhance bone formation in a rat model of critical size defect. J Orthop Trauma. 2014 Oct; 28(10):605-11.